RSS feed Search for: Top Posts & Pages Useful Brocade FOS CLI Commands Useful Celerra / VNX File Commands SAN Performance Metrics What is VPLEX? Relevant filesets are at the following levels: [email protected] # lslpp -l | grep -i emcpo EMCpower.base 220.127.116.11 COMMITTED PowerPath Base Driver and EMCpower.consistency_grp 18.104.22.168 COMMITTED PowerPath Consistency Group EMCpower.hr 22.214.171.124 COMMITTED But I tried running as root, hoping things would be different as super-user but that was not the case. The SAN guys keep telling me that powerpath is malfunctioning as they don't see any such activity on their side, nor on the optical switches, thus to reboot the systems for his comment is here
Assuming this can be done without a reboot, as most modern OS's can, then you would simply run ‘powermt config' to add the new luns to powerpath for management. All rights reserved.PrivacyLegalContactUnited StatesProductsSolutionsShopSupportServicesPartnersCompanyMy AccountLog InBROWSE PRODUCTSStorageServersConverged InfrastructureData ProtectionSecurityNetworkingContent ManagementDell Products for WorkSearch Products by NameProducts A-ZShop EMC ProductsProduct CommunitySoftware DownloadsLive ChatContact SalesCall 1-866-438-3622Call 1-866-438-3622Storage CategoriesOverviewEnterpriseEntry & MidrangeSoftware DefinedAll-FlashCloudManagement & NetworkingStorage The errors I encountered are below. Follow us on Google+ Follow us on Twitter Become a fan on Facebook Support Us Support this blog by purchasing one of my ebooks. https://community.emc.com/thread/87264?start=0&tstart=0
But node could able to see lun, but emc powerpath device path is not created Top Best Answer 0 Mark this reply as the best answer?(Choose carefully, this can't be changed) If the disks don't come back then you have something preventing your aix machine from getting to the disks at all. From scratch: 1.
This error is present when running as sudo. Mode State Q-IOs Errors ============================================================================== 1 QLogic Fibre Channel 2300 sdb SP A4 active alive 0 0 1 QLogic Fibre Channel 2300 sdd SP B4 active alive 0 0 2 QLogic After googling around I found a suggestion to look at the output of powermt display options to confirm that clariion management is enabled, and found that is says "unmanaged"... Starting Powerpath: Powerpath Could Not Load Module Emcp Remove everything then run cfgmgr.
but everything works fine. /etc/opt/emcpower/PPStartTrace trace log shows ../powerpath/emcp*.ko copied in right kernel libs : # cat /etc/opt/emcpower/PPStartTrace [...] + for mod in '`ls $PPBASE/bin/driver/$TAG`' + copy_mod /etc/opt/emcpower/EMCpower.LINUX-5.7.1.00.00/bin/driver/rhel6_x8664/emcp.ko /lib/modules/2.6.32-220.el6.x86_64/powerpath/emcp.ko + copy_file Error Cannot Open Powerpath. Initialization Error Aix I'd check and make sure that all of your fiber cards are functioning normally and all are seeing traffic, as we've had issues before with a faulty HBA or faulty fiber Seems like am hitting some type of limit. http://www.pimp-my-rig.com/2011/09/powermt-returns-initialization-error.html Because it is neither part of the initscripts nor the PowerPath package, it survives updates of both the kernel and PowerPath:
#! /bin/sh # Chkconfig compliant PowerPath start script # chkconfig:
We Acted. Error: Cannot Open Powerpath. Initialization Error Rhel7 Answer: Before you start EMC powerpath installation and configuration, make sure HBA cards are installed on the server and Fiber channel switches are zoned properly. 1. Open Source Communities Subscriptions Downloads Support Cases Account Back Log In Register Red Hat Account Number: Account Details Newsletter and Contact Preferences User Management Account Maintenance My Profile Notifications Help Log All Rights Reserved.
solaris upgrade share|improve this question asked Feb 19 '13 at 19:21 Johan 2,09221326 Best suggestion is to work with EMC on this. –mdpc Feb 19 '13 at 20:56 What happened was that the entry in the /etc/inittab file for PP initialization which is running BEFORE the /sbin/init.d/emcp script and loads kernel modules to the host was missing on the Powerpath "initialization Error" Linux When you do your LUN creation and storage group work so that you now have real disk(s) presented to the host, just rmdev -dl hdiskx for each of the LUNZ, and Aborting Powerpath Start Since Dm-multipath Is Active Here are the errors that were popping up: [email protected]:/script # powermt config Unexpected error occured.
View Responses Resources Overview Security Blog Security Measurement Severity Ratings Backporting Policies Product Signing (GPG) Keys Discussions Red Hat Enterprise Linux Red Hat Virtualization Red Hat Satellite Customer Portal Private Groups this content so I enter : touch /etc/opt/emcpower/PP_TRACE_START I tried to reproduce the issue by doing a downgrade/update of the kernel package.. You might also be interested in: Feedback We at pimp-my-rig strive to keep on improving, help us reach that goal by leaving comments or constructive criticisms. Contact Us Email Me : Use this Contact Form to get in touch me with your comments, questions or suggestions about this site. Powerpath Could Not Load Module Emcp
Verify EMC Powerpath Registration Use EMC powermt command to check the registration as shown below. # powermt check_registration Key **emc-powerpath-license-key** Product: PowerPath Capabilities: All 4. Luckily I had taken a backup of my mappings prior to the work which I was then able to restore from. $ /opt/EMCpower/bin/emcpadm export_mappings -f emcp_exports.txt <--backs up the Mapping $ It is powermtcfg. weblink Home | Invite Peers | More UNIX Groups Your account is ready.
Another question , could the installation of the Power Path cause to device files to be changed? Powermt Display Dev=all This caused the server boot to fail checking for ignited configuration files in /tmp directory. Top Best Answer 0 Mark this reply as the best answer?(Choose carefully, this can't be changed) Yes | No Saving...
Don't miss out on our next feature -- subscribe via RSS (What is RSS?). or direct attached properly ... The new LUN's created from the target CLARiiON couldn't be shown after running cfgmgr. powermt version shows -EMC powermt for PowerPath (c) Version 5.1.0 (build 194)But when I try powermt display I get -Initialization error.and powermt check gives -Error: unable to update device configuration file(s)I
Hope this will help Top Best Answer 0 Mark this reply as the best answer?(Choose carefully, this can't be changed) Yes | No Saving... Opening a ticket with both IBM and EMC would probably be a good idea. After the reboot, the server did not come back up. check over here more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed
Fill in your details below or click an icon to log in: Email (required) (Address never made public) Name (required) Website You are commenting using your WordPress.com account. (LogOut/Change) You are I have it installed on RHEL 5.3 I see an start script in /etc/init.d but no link to this in any of the /etc/rc.[0-5].d/ directories. HOT DEALS PIMP-MY-RIG Hot Deals Search Site Tags acceleration acrobat adblock ahci aix angry birds article aster automatic autorun.inf bartpe bigboss biometrics blackberry boot-repair calendar ccleaner chrome cluster compatibility CPAN cydia Wave Direct View All Topics View All Members View All Companies Toolbox for IT Topics UNIX Groups Ask a New Question IBM AIX The IBM AIX group is your premier resource
We use multipath in our production environnement, for all Linux servers. Thanks UnixTechi Reply Bhupesh November 26, 2014 at2:40 am Nice post. Verify Multiple Paths Once you've installed EMC powerpath, execute powermt display dev=all as shown below to verify whether multiple paths as displayed accordingly. # powermt display dev=all Pseudo name=emcpowera CLARiiON ID=00000000000 or uninstall the emcpowerpath and install the redhat narive multipath.
The lpar boots okay with 2 fiber connections. In /etc/init.d/PowerPath we can see : # # Log start details if tracing is enabled. # trace_base=/etc/opt/emcpower if [ -f $trace_base/PP_TRACE_START -a -z "$PP_RESTART" ] [...] .. Re: powermt display shows "Initialization error" SKT Dec 21, 2008 12:03 AM (in response to SKT) did u remember to configure the PP to startup on boot so that wont face cp: cannot create regular file `/usr/local/etc/emc/bin/emcp_setup.sh': No such file or directory Failed to install /usr/local/etc/emc/bin/emcp_setup.sh .
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